Re: [PATCH 10/16] drm/msm/a6xx: Fix gpu init from secure world

From: Konrad Dybcio

Date: Tue Mar 24 2026 - 06:10:52 EST


On 3/23/26 9:12 PM, Akhil P Oommen wrote:
> A7XX_GEN2 and newer GPUs requires initialization of few configurations
> related to features/power from secure world. The SCM call to do this
> should be triggered after GDSC and clocks are enabled. So, keep this
> sequence to a6xx_gmu_resume instead of the probe.
>
> Fixes: 14b27d5df3ea ("drm/msm/a7xx: Initialize a750 "software fuse"")
> Signed-off-by: Akhil P Oommen <akhilpo@xxxxxxxxxxxxxxxx>
> ---

This now makes this happen on *every GMU resume*, which sounds
undesirable (kgsl does this in gen7_gmu_first_boot)

Similarly, we call a8xx_gpu_get_slice_info() on *every resume*

Konrad